An amusement park sells child and adult tickets at a ratio of 8:1. On Saturday, they sold 147 more child tickets than adult tickets. How many tickets did the amusement park sell on... An amusement park sells child and adult tickets at a ratio of 8:1. On Saturday, they sold 147 more child tickets than adult tickets. How many tickets did the amusement park sell on Saturday?
Understand the Problem
The question is asking how many tickets were sold by an amusement park on Saturday, given the ratio of child to adult tickets and the fact that they sold 147 more child tickets than adult tickets.
Answer
The amusement park sold a total of 189 tickets on Saturday.
Answer for screen readers
The amusement park sold a total of 189 tickets on Saturday.
Steps to Solve
-
Define Variables for the Ticket Sales
Let the number of adult tickets sold be represented by ( A ).
Since the ratio of child tickets to adult tickets is ( 8:1 ), the number of child tickets sold can be represented as ( C = 8A ). -
Set Up the Equation
According to the problem, the amusement park sold 147 more child tickets than adult tickets. This gives us the equation:
$$ C = A + 147 $$ -
Substitute Child Tickets into the Equation
Now, substitute ( C ) with ( 8A ) in the equation:
$$ 8A = A + 147 $$ -
Solve for Adult Tickets
To isolate ( A ), subtract ( A ) from both sides of the equation:
$$ 8A - A = 147 $$
which simplifies to
$$ 7A = 147 $$
Now, divide both sides by 7:
$$ A = \frac{147}{7} = 21 $$ -
Calculate Child Tickets
Now that we have the number of adult tickets, substitute ( A ) back into the child tickets equation:
$$ C = 8A = 8 \times 21 = 168 $$ -
Find the Total Tickets Sold
Finally, add the number of child tickets and adult tickets to find the total:
$$ \text{Total} = A + C = 21 + 168 = 189 $$
The amusement park sold a total of 189 tickets on Saturday.
More Information
This problem involves setting up a system of equations based on the given ratios and relationships. Ratios are useful in understanding relationships between quantities, and this one required combining a simple linear equation.
Tips
- Misinterpreting the Ratio: It's important to carefully distinguish between child and adult tickets based on the given ratio.
- Algebraic Manipulation Errors: When isolating variables or rearranging equations, ensure arithmetic operations are performed correctly.
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